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product specifications (cont’d)
handheld mic transmitter: 922T
carrier frequency range/ 216.025 –216.875MHz
frequencies 16 total (see chart below)
mic dynamic microphone
antenna built-in
RF output 15mW
battery NiMH rechargeable battery;
alkaline disposable; 1.5V x 2 AA
battery life NiMH rechargeable: 12 hours (approx.)
alkaline disposable: 15 hours (approx.)
recharging time 6 hours (NiMH batteries)
dimensions (dia x length) 54 x 237 mm/2.1 x 9.3 in
weight 230g/8.1oz
controls on/standby/off/channel selector
charging stand: 923C
power supply AC adaptor (DC 12V/0.5A)
indicator lights LED green = battery ready
LED orange = recharging
LED red = power on
LED blinking orange = fault (battery bad)
recharging time NiMH (1300mA): 4 hr
dimensions (
W
x
H
x
D
) 135 x 47 x 230 mm/5.3 x 1.9 x 9 in
weight 360g/12.7oz
controls on/off switch
4724 Radium 216 User Guide 2/28/05 10:15 AM Page 63